| Most common failures | No# failures |
|---|
| Windscreen wiper does not clear the windscreen effectively | 756 |
| Brake pipe excessively corroded | 704 |
| Headlamp aim out of alignment | 692 |
| Registration plate lamp issues | 663 |
| Brake hose excessively deteriorated | 661 |
| Parking brake: efficiency below requirements |3.7.B.7| | 584 |
| Exhaust emissions carbon monoxide content excessive |7.3.B.1a| | 380 |
| Horn not working |1.6.2a| | 375 |
| Brakes imbalanced across an axle | 317 |
| Offside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 299 |
| Nearside Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 277 |
| Rear parking brake recording little or no effort | 235 |
| Exhaust emissions hydrocarbon content excessive |7.3.B.1b| | 193 |
| Registration plate issues | 176 |
| Offside Rear fog lamp not working |1.3.2b| | 162 |
| Exhaust has a major leak of exhaust gases |7.1.2| | 149 |
| Offside Stop lamp not working |1.2.1b| | 142 |
| Nearside Stop lamp not working |1.2.1b| | 132 |
| Rear fog lamp tell tale not working |1.3.1b| | 114 |
| Service brake: efficiency below requirements |3.7.B.7| | 109 |
| Offside front brake binding |3.7.B.1| | 106 |
| Offside Steering rack gaiter split |2.2.D.2d| | 105 |
| Rear Exhaust has a major leak of exhaust gases |7.1.2| | 104 |
| Rear brake binding | 104 |
| Nearside Steering rack gaiter split |2.2.D.2d| | 97 |
| Nearside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 91 |
| Rear fog lamp not working |1.3.2b| | 90 |
| Nearside front brake binding |3.7.B.1| | 82 |
| Offside Front Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 81 |
| Rear brake application uneven | 77 |
| Nearside Headlamp not working on dipped beam |1.7.5a| | 72 |
| Parking brake efficiency below requirements (1.4.2 (a) (i)) | 71 |
| Offside Headlamp not working on dipped beam |1.7.5a| | 69 |
| Offside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 65 |
| Windscreen washer not working | 65 |
| Exhaust emissions carbon monoxide content excessive (8.2.1.2 (b)) | 62 |
| Nearside Front position lamp|s| not working |1.1.A.3b| | 61 |
| Offside Headlamp not working on main beam |1.7.5a| | 57 |
| Parking brake lever has no reserve travel |3.1.6b| | 55 |
| Offside Front front brake binding |3.7.B.1| | 52 |
| Offside Headlamp aim beam image kick up to the offside |1.8| | 51 |
| Nearside Headlamp not working on main beam |1.7.5a| | 51 |
| Nearside Headlamp aim beam image kick up to the offside |1.8| | 50 |
| Front brake application uneven | 49 |
| Offside Front Steering rack gaiter split |2.2.D.2d| | 49 |
| Nearside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 47 |
| Nearside Front Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 47 |
| Nearside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 47 |
| Nearside Front Steering rack gaiter split |2.2.D.2d| | 45 |
| Offside Front Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 45 |
| Offside Front position lamp|s| not working |1.1.A.3b| | 44 |
| Windscreen has a sticker or other obstruction encroaching into the swept area by more than 40mm outside zone `A` |8.3.1e| | 43 |
| Nearside Front front brake binding |3.7.B.1| | 43 |
| Horn not working (7.7 (a) (ii)) | 42 |
| Nearside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 42 |
| Parking brake: efficiency below requirements |3.7.C.1b| | 41 |
| Offside Rear Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 41 |
| Offside Rear Suspension arm corroded and seriously weakened |2.4.G.1| | 40 |
| Hazard warning switch faulty |1.4.B.1d| | 39 |
| Mechanical brake component has restricted free movement | 38 |
| Offside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 37 |
| Nearside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 37 |
| Offside Rear Subframe mounting prescribed area is excessively corroded |2.4.A.3| | 37 |
| Nearside Rear position lamp|s| not working |1.1.A.3b| | 36 |
| Nearside Front wheel bearing rough when rotated |2.5.A.2| | 35 |
| Parking brake efficiency below requirements |1.4.2 |a| |i|| | 34 |
| Nearside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 34 |
| Nearside Front Anti-roll bar linkage fractured |2.4.G.1| | 34 |
| Emissions not tested |7.0| | 34 |
| Nearside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 34 |
| Offside Rear Stop lamp not working |1.2.1b| | 34 |
| Offside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 33 |
| Offside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 33 |
| Offside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 33 |
| Offside Rear Rear fog lamp not working |1.3.2b| | 33 |
| Windscreen has damage | 33 |
| Offside Rear Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 32 |
| Offside Front Anti-roll bar linkage fractured |2.4.G.1| | 32 |
| Nearside Front Brake hose bulging under pressure |3.6.B.3| | 32 |
| Nearside Front Anti-roll bar has excessive play in a pin/bush |2.4.G.2| | 32 |
| Nearside Front wheel bearing has excessive play |2.5.A.3c| | 32 |
| Offside Front wheel bearing has excessive play |2.5.A.3c| | 32 |
| Nearside Rear Stop lamp not working |1.2.1b| | 32 |
| Offside Rear position lamp|s| not working |1.1.A.3b| | 32 |
| Offside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 31 |
| Nearside Front Vehicle structure has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 31 |
| Offside Rear wheel bearing has excessive play |2.6.2| | 31 |
| Stop lamp not working |1.2.1b| | 31 |
| Horn not working |7.7 |a| |ii|| | 30 |
| Front brake disc in such a condition that it is seriously weakened | 30 |
| Offside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 30 |
| Driver`s seat insecure |6.2.A.1| | 30 |
| Nearside Headlamp aim beam image obviously incorrect |1.8.A.1b| | 29 |
| Nearside Front Front wheel bearing has excessive play |2.5.A.3c| | 29 |
| Brake hose has insufficient room to move | 29 |
| Indicator tell tale inoperative |1.4.A.2a| | 28 |
| Nearside Rear wheel bearing has excessive play |2.6.2| | 28 |
| Offside Front Brake hose bulging under pressure |3.6.B.3| | 27 |
| Nearside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 27 |
| Nearside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 27 |
| Offside Rear coil spring incomplete |2.4.C.1a| | 27 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 26 |
| Offside Front coil spring fractured |2.4.C.1a| | 26 |
| Nearside Front suspension has excessive play in a lower suspension ball joint |2.5.B.1a| | 26 |
| Fuel pipe leaking |7.2.3| | 26 |
| Nearside Front Anti-roll bar rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 26 |
| Hazard warning tell tale not working correctly |1.4.B.1e| | 25 |
| Hazard warning lamps not flashing in phase, with ignition on |1.4.B.1f| | 25 |
| Exhaust emissions hydrocarbon content excessive (8.2.1.2 (b)) | 25 |
| Exhaust engine idle speed too high |7.3.A.2a| | 25 |
| Offside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 25 |
| Nearside Front Upper Suspension arm ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.4.G.2| | 24 |
| Stop lamp(s) all not working (4.3.1 (a) (iii)) | 24 |
| Offside Front Direction indicator not working |1.4.A.2c| | 24 |
| Offside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 24 |
| Offside Front Service brake excessively binding (1.2.1 (f)) | 24 |
| Nearside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 23 |
| Hazard warning lamps inoperative |1.4.B.1b| | 23 |
| Fuel system component insecure |7.2.1| | 23 |
| Offside Headlamp not in good working order adversely affecting beam image |1.2.4a| | 23 |
| Offside Front Upper Suspension arm has excessive play in a ball joint |2.4.G.2| | 23 |
| Rear Exhaust has part of the system excessively deteriorated |7.1.1a| | 23 |
| Fuel cap/sealing device does not fasten securely maintaining the sealing arrangement |7.2.4b| | 23 |
| Offside Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 22 |
| Offside Front Front wheel bearing has excessive play |2.5.A.3c| | 22 |
| Nearside Front Headlamp not working on main beam |1.7.5a| | 22 |
| Horn not working (7.7 (a)) | 22 |
| Parking brake efficiency less than 50% of the required value (1.4.2 (a) (ii)) | 22 |
| Offside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 21 |
| Nearside Rear Body has a sharp edge caused by corrosion |6.1.C.1| | 21 |
| Hazard warning lamps not flashing in phase, with ignition off |1.4.B.1f| | 21 |
| Nearside Front Lower Suspension arm has excessive play in a ball joint |2.4.G.2| | 21 |
| Fuel system component leaking |7.2.3| | 21 |
| Battery insecure |1.9.1| | 21 |
| Offside Front Headlamp not working on dipped beam |1.7.5a| | 21 |
| Offside Front Upper Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 20 |
| Nearside Front Direction indicator not working |1.4.A.2c| | 20 |
| Offside Rear coil spring broken |2.4.C.1a| | 20 |
| Rear Rear fog lamp not working |1.3.2b| | 20 |
| Windscreen has a sticker or other obstruction encroaching by more than 10mm within zone `A` |8.3.1b| | 20 |
| Offside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 20 |
| Offside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 20 |
| Horn not loud enough to be heard by another road user |1.6.2b| | 20 |
| Exhaust emissions carbon monoxide content excessive |8.2.1.2 |b|| | 20 |
| Rear Mechanical brake component has restricted free movement | 20 |
| Offside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 20 |
| Steering rack insecure |2.2.B.1a| | 20 |
| Direction indicators not working |1.4.A.2c| | 19 |
| Nearside Front Front position lamp|s| not working |1.1.A.3b| | 19 |
| Offside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 19 |
| Brake pedal spongy |3.3.B.1b| | 19 |
| Nearside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 19 |
| Brake performance not tested |3.7.A.1| | 19 |
| Nearside rear brake recording little or no effort |3.7.B.5a| | 19 |
| Offside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 19 |
| Nearside Rear Rear wheel bearing has excessive play |2.6.2| | 19 |
| Nearside Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 19 |
| Offside Front Front position lamp|s| not working |1.1.A.3b| | 18 |
| Offside Front wheel bearing rough when rotated |2.5.A.2| | 18 |
| Nearside Front Headlamp not working on dipped beam |1.7.5a| | 18 |
| Offside rear brake recording little or no effort |3.7.B.5a| | 18 |
| Nearside Body has a sharp edge caused by corrosion |6.1.C.1| | 18 |
| Fuel hose leaking |7.2.3| | 18 |
| Nearside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 17 |
| Offside Front Anti-roll bar linkage has excessive play in a pin/bush |2.4.G.2| | 17 |
| Nearside Rear Suspension spring mounting prescribed area is excessively corroded |2.4.A.3| | 17 |
| Front passenger door cannot be opened from outside the vehicle |6.2.B.1b| | 17 |
| Offside Rear Body has a sharp edge caused by damage |6.1.C.1| | 17 |
| Nearside Front Body has a sharp edge caused by damage |6.1.C.1| | 17 |
| Offside Rear coil spring fractured |2.4.C.1a| | 17 |
| Offside Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 17 |
| Nearside Rear coil spring incomplete |2.4.C.1a| | 17 |
| Offside Rear Position lamp not working (4.2.1 (a) (ii)) | 17 |
| Front Windscreen wiper not operating automatically when switched on |8.2.1b| | 16 |
| Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Nearside Headlamp aim projected beam image is obviously incorrect (4.1.2 (c)) | 16 |
| Offside Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 16 |
| Rear fog lamp switch missing |1.3.1a| | 16 |
| Front passenger door cannot be opened from inside the vehicle |6.2.B.1b| | 16 |
| Offside Front Track rod end ball joint dust cover excessively deteriorated so that it no longer prevents the ingress of dirt |2.2.C.1c| | 16 |
| Nearside Rear Body has a sharp edge caused by damage |6.1.C.1| | 16 |
| Offside Front suspension has excessive play in a upper suspension ball joint |2.5.B.1a| | 16 |
| Speedometer cannot be illuminated. |6.7.3| | 16 |
| Windscreen wiper blade insecure | 16 |
| Nearside Rear Rear position lamp|s| not working |1.1.A.3b| | 15 |
| Offside Front Lower Seat belt anchorage prescribed area is excessively corroded |5.2.6| | 15 |
| Offside Rear Rear wheel bearing has excessive play |2.6.2| | 15 |
| Nearside Body or chassis has excessive corrosion, seriously affecting its strength within 30cm of the body mountings |6.1.B.2| | 15 |
| Offside Front Upper Suspension arm has excessive play in a pin/bush |2.4.G.2| | 15 |
| Offside Outer Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Nearside Inner Rear Suspension component mounting prescribed area is excessively corroded |2.4.A.3| | 15 |
| Nearside Rear position lamp|s| excessively deteriorated so that it is not visible from a reasonable distance |1.1.A.3d| | 15 |
| Steering column top bearing excessively worn |2.1.2c| | 15 |
| Offside Front Lower Suspension arm ball joint dust cover excessively damaged so that it no longer prevents the ingress of dirt |2.4.G.2| | 15 |
| Nearside Front Tie bar/rod rubber bush deteriorated resulting in excessive movement |2.4.G.2| | 15 |
| Nearside Rear Exhaust has a major leak of exhaust gases |7.1.2| | 15 |
| Nearside Rear passenger door cannot be opened from outside the vehicle |6.2.B.1c| | 14 |
| Nearside Front Shock absorber has a serious fluid leak |2.7.3| | 14 |
| Rear Stop lamp not working |1.2.1b| | 14 |
| Nearside Front Steering rack gaiter missing or no longer prevents the ingress of dirt (2.1.3 (g) (ii)) | 14 |
| Offside Windscreen wiper not operating over a large enough area to give an adequate view |8.2.1c| | 14 |
| Nearside Front Service brake excessively binding (1.2.1 (f)) | 14 |
| Nearside Rear Suspension component mounting prescribed area excessively corroded significantly reducing structural strength (5.3.6 (a) (i)) | 14 |
| Offside Front Body has a sharp edge caused by damage |6.1.C.1| | 14 |
| Rear fog lamp not working (4.5.1 (a) (ii)) | 14 |
| Offside Front Headlamp not working on main beam |1.7.5a| | 14 |
| Nearside Rear Position lamp not working (4.2.1 (a) (ii)) | 14 |
| Nearside Front coil spring fractured |2.4.C.1a| | 14 |
| Offside Rear rear brake recording little or no effort |3.7.B.5a| | 14 |